Mine detail: Eureka

Previously called 'Flagstaff'

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Location: Sonoma County, California, United States, North America
Lat / long: 38.7671, -122.76524
dep_id: 10040830
mrds_id: M055705
Commodity type: metallic
Major mineral: Mercury
Operation type: Unknown
Production size: Small ammount of material produced
Development status: Past Producer
ore: Cinnabar, Mercury, Metacinnabar
gangue: Quartz
work_type: Underground
alteration: Silica Carbonate Alteration Of Serpentine, Bleaching Of Sandstone
conc_proc: Hydrothermal Solutions
Reporter: Peterson, Jocelyn A.
hrock_type: Serpentinite
Structure: Serpentine - Sandstone Contact
disc_yr: 1860
References:
  • Deposit:: HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252
  • Deposit:: BAILEY, E. H., 1946, QUICKSILVER DEPOSITS OF THE WESTERN MAYACMAS DISTRICT, SONOMA COUNTY, CALIFORNIA: CALIF. JOUR. OF MINES AND GEOLOGY, V. 42, P. 199 - 230
  • Deposit:: BRADLEY, W.W., 1918, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG BULL. 78, 389 P.
  • Deposit:: HONKE, M.T., JR. AND VER PLANCK, W.E., JR., 1950, MINES AND MINERAL RESOURCES OF SONOMA COUNTY CALIFORNIA: CJMG, V. 46, P. 98-105
  • Deposit:: 5) RANSOME A.L. AND KELLOGG, J.L., 1939, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG, V. 35, P. 353-486
  • Production:: HOLMES, 1965
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